ACPI: RISC-V: Add LPI driver

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Enable Low Power Idle (LPI) based cpuidle driver for RISC-V platforms.
It depends on SBI HSM calls for idle state transitions.

Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://lore.kernel.org/r/20240118062930.245937-3-sunilvl@ventanamicro.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

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Sunil V L 2024-01-18 11:59:29 +05:30 • committed by Palmer Dabbelt

parent 6649182a38

commit 4877fc9214

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3

drivers/acpi/riscv/Makefile

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81

drivers/acpi/riscv/cpuidle.c

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